perplexus.info :: Just Math : Consecutive Deletion

Consecutive Deletion (Posted on 2015-04-22)

N is a five-digit base ten positive integer formed entirely by nonzero digits.

Find the total number of values of N such that such that deleting consecutively the digit of the left, in each step, we obtain a divisor of the previous number.

See The Solution Submitted by K Sengupta

Rating: 5.0000 (1 votes)

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re: computer solution

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